Planning an epic Iron Man costume for Halloween or Comic Con, or looking for that iconic piece that turns a plain t-shirt into Tony Stark? Look no further, for in this guide we'll show you how to make your own electronic glowing reactor with a cool pulsing effect.

You can even customize it once complete, go for red, purple, green, pink: Whatever color will power you up! Or change the pulse rate or effects to add a special touch.

This guide was written for the 'original' Gemma board, but can be done with either the original or M0 Gemma. We recommend the Gemma M0 as it is easier to use and is more compatible with modern computers!

This is a simple soldering+crafts project, but before you begin, please review the following prerequisite guides:

Vector designs by Dano Wall. Vice photo by John de Cristofaro.

Parts list:


This guide was first published on Oct 02, 2013. It was last updated on Jul 22, 2024.

This page (Overview) was last updated on Sep 26, 2013.

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